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Distributions
easy
0:00.0
If
X
∼
N
(
0
,
1
)
X \sim N(0, 1)
X
∼
N
(
0
,
1
)
, what is the standard deviation of
X
X
X
?
A
0
0
0
B
1
1
1
C
−
1
-1
−
1
D
Undefined
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